20120002212201 has 16 divisors (see below), whose sum is σ = 27672027940800. Its totient is φ = 12993821782848.

The previous prime is 20120002212161. The next prime is 20120002212203. The reversal of 20120002212201 is 10221220002102.

It is not a de Polignac number, because 20120002212201 - 2⁹ = 20120002211689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20120002212203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 395741571 + ... + 395792408.

It is an arithmetic number, because the mean of its divisors is an integer number (1729501746300).

Almost surely, 2^{20120002212201} is an apocalyptic number.

It is an amenable number.

20120002212201 is a deficient number, since it is larger than the sum of its proper divisors (7552025728599).

20120002212201 is a wasteful number, since it uses less digits than its factorization.

20120002212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791534248.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20120002212201 its reverse (10221220002102), we get a palindrome (30341222214303).

The spelling of 20120002212201 in words is "twenty trillion, one hundred twenty billion, two million, two hundred twelve thousand, two hundred one".